Science
Mechanism of Action
As a non-ionic surfactant and emulsifier, PEG-40 Sorbitan Peroleate primarily functions by lowering the interfacial tension between immiscible liquids, such as oil and water, thereby facilitating the creation and maintenance of stable, homogeneous emulsions. It additionally serves as a solubilizer, enabling lipophilic ingredients like oils, essential oils, and fragrances to integrate seamlessly into aqueous systems. Its inherent cleansing properties allow for the effective suspension and rinsing away of oil and dirt from the skin and hair, while also contributing to improved film formation and enhanced active ingredient distribution.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
This ingredient significantly contributes to the stability of cosmetic formulations, helping to preserve product integrity and beneficial properties over time. Its notable emulsifying capabilities are key to maintaining robust and stable emulsions.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel deemed PEG-40 Sorbitan Peroleate safe for cosmetic use at concentrations not exceeding 25%. An initial caveat regarding its use on damaged skin was later removed for this and related PEG derivatives. While trace amounts of 1,4-dioxane, a potential manufacturing byproduct, may be present, these levels are controllable through purification. The ingredient is not restricted under the European Union Cosmetics Regulation.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PEG-40 Sorbitan Peroleate is a valuable non-ionic surfactant and emulsifier, essential for stabilizing complex formulations, solubilizing key ingredients, and gently cleansing, with a low risk of irritation and comedogenicity across all skin types.
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